Caumsett is a Georgian Revival landmark in Lloyd Harbor, New York, and a filming location for Sirens (2025). Built in 1925, it was designed by John Russell Pope, and is listed on the U.S. National Register of Historic Places. It is owned by New York State Office of Parks, Recreation and Historic Preservation (State of New York).
Location: Lloyd Neck, Lloyd Harbor, New York, United States
Verified facts
- Located in Lloyd Neck, Lloyd Harbor
confidence 70/100 · 2 independent sources · SRC-2537, SRC-2538 - Designed by John Russell Pope
confidence 70/100 · 2 independent sources · SRC-2539, SRC-2540 - Built in 1925
confidence 85/100 · 3 independent sources · SRC-2537, SRC-2540, SRC-3947 - Architectural style: Georgian Revival
confidence 70/100 · 2 independent sources · SRC-2540, SRC-2539 - Historic designation: National Register of Historic Places
confidence 90/100 · 4 independent sources · SRC-2538, SRC-2537, SRC-6791, SRC-6792 - Appeared in Sirens (tv, 2025)
confidence 80/100 · 5 independent sources · SRC-2541, SRC-2542, SRC-7074, SRC-7075, SRC-9635 - Owned by New York State Office of Parks, Recreation and Historic Preservation (State of New York) (since 1961)
confidence 85/100 · 3 independent sources · SRC-13834, SRC-2537, SRC-13835
Evidence & sources
- SRC-13834 — https://parks.ny.gov/visit/state-parks/caumsett-state-historic-park-preserve (Tier 1, reference; retrieved July 2026)
- SRC-13835 — https://www.caumsettfoundation.org/yourvisit (Tier 2, reference; retrieved July 2026)
- SRC-2537 — Caumsett State Historic Park Preserve — Wikipedia (Tier 2, encyclopedia; retrieved June 2026)
- SRC-2538 — NPGallery Asset Detail — National Register, Field, Marshall, III, Estate (ref. 79001633) (Tier 1, official_archive; retrieved June 2026)
- SRC-2539 — Caumsett (U.S. National Park Service) (Tier 1, official_archive; retrieved June 2026)
- SRC-2540 — Caumsett Manor – Marshall Field Estate — Historic Structures (Tier 2, reference; retrieved June 2026)
- SRC-2541 — Where Was 'Sirens' Filmed? Inside the Real Beachfront Locations — TODAY (Tier 2, journalism; retrieved June 2026)
- SRC-2542 — From Caumsett Park to Cutchogue: Here's Every Netflix's Sirens Filming Location — Fangirlish (Tier 3, journalism; retrieved June 2026)
- SRC-3947 — ny.gov (Tier 1, official_primary; retrieved June 2026)
- SRC-6791 — The Cultural Landscape Foundation – Caumsett Historic State Park Preserve (Tier 2, heritage organization; retrieved June 2026)
- SRC-6792 — Clio – Caumsett State Historic Park Preserve (Former estate of Marshall Field III) (Tier 3, history reference; retrieved June 2026)
- SRC-7074 — Just Jared — Where Was 'Sirens' Filmed? New Netflix Show Filming Locations Revealed (Tier 3, entertainment news; retrieved June 2026)
- SRC-7075 — Newsweek — Netflix's 'Sirens' Filming Locations: Where the Dark Comedy Comes to Life (Tier 2, news; retrieved June 2026)
- SRC-9635 — Where Was 'Sirens' Filmed? All About the Filming Locations — Marie Claire (Tier 2, journalism; retrieved June 2026)
How we verify
Every fact above is independently corroborated by at least two reputable sources and
confidence-scored before publication. Claims that cannot clear that bar are withheld. We show the
street address only for non-residential public landmarks (museums, commercial and civic buildings,
publicly documented filming-location sites); the exact addresses of private residences and any
personal information are structurally barred from publication. Last reviewed June 2026.
Frequently asked questions
Where was Sirens filmed?
Caumsett, in Lloyd Harbor, New York, is a real-world filming location used for Sirens.
Who designed Caumsett?
Caumsett was designed by John Russell Pope.
Where is Caumsett located?
Caumsett is located in Lloyd Harbor, New York.